-Circa 1980s Rand-McNally roll down wall map (originally from the University of Waterloo History Department) showing the growth of Prussia and Modern Germany from 1740 to 1930. -Vinyl map on metal roller and bracket for hanging -Functions like a pull down blind. -Mid sized. First photo includes a phone for scale. Second photo shows one of the sections, third photo shows the label and the fourth photo shows track and roller detail.